Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/14/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 03/25/2023 11:44:27 75.23, -10.32 73.91 03/25/2023 11:43:17 75.27, -12.10 74.10 50.55 70
2 03/25/2023 12:35:18 -75.55, 156.04 105.74 03/25/2023 12:34:10 -75.54, 156.06 105.72 0.59 68
3 03/25/2023 13:26:03 75.57, -36.73 74.28 03/25/2023 13:25:09 75.56, -36.65 74.27 2.74 54
4 03/25/2023 14:16:47 -75.55, 130.64 105.76 03/25/2023 14:16:08 -75.56, 130.61 105.74 0.88 39
5 03/25/2023 15:07:33 75.58, -62.13 74.26 03/25/2023 15:07:08 75.57, -62.11 74.26 1.46 25
6 03/25/2023 15:58:17 -75.56, 105.24 105.78 03/25/2023 15:58:07 -75.57, 105.16 105.76 2.33 10
7 03/25/2023 16:49:03 75.59, -87.53 74.24 03/25/2023 16:49:07 75.58, -87.56 74.24 1.08 4
8 03/25/2023 17:39:48 -75.62, 79.69 105.74 03/25/2023 17:40:06 -75.58, 79.71 105.78 3.77 18
9 03/25/2023 18:30:33 75.60,-112.94 74.22 03/25/2023 18:31:06 75.59,-113.01 74.22 2.12 33
10 03/25/2023 19:21:18 -75.63, 54.29 105.76 03/25/2023 19:22:05 -75.60, 54.26 105.80 3.28 47
11 03/25/2023 20:12:03 75.61,-138.34 74.21 03/25/2023 20:13:05 75.61,-138.46 74.20 3.48 62
12 03/25/2023 21:02:49 -75.68, 28.74 105.72 03/25/2023 21:04:03 -75.66, 28.96 105.79 6.84 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/14/2023
SNOs_Map_NOAA-21_NOAA-19_20230314.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/14/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19